HomeJava1.21

Minecraft Java 1.21 Mods

Browse 247 free mods for Minecraft Java 1.21 — popular picks include Blended Compat, Carpet PVP, Advanced Wall Climber API.

Updated daily

FiltersMobs×Performance/FPS×Robots×Clear all
Sort247 mods
Blended Compat
1.18.2neoforge

Blended Compat

Adds more compatibility between mods commonly found together in modpacks.

1.2Mdownloads
Carpet PVP
1.21.5fabric

Carpet PVP

Fork of Carpet Mod that fixes PVP-related bugs with carpet fake players and adds some new commands.

1.2Mdownloads
Advanced Wall Climber API
1.20.1forge

Advanced Wall Climber API

A powerful API for Minecraft mods that enables advanced wall climbing mechanics for entities. This API allows mod developers to easily add spider-like wall climbing behavior to any mob.

325kdownloads
Dynamic light
1.21.9fabric

Dynamic light

Mobs on fire and some items emit light! Like the OptiFine's dynamic light.

306kdownloads
LagFixer
1.20

LagFixer

⚡️ Best Performance Solution! 🗄️Trusted by 3000+ servers! ✅ Lightweight and highly Asynchronous!

303kdownloads
Curtain
1.21neoforge

Curtain

A Forge mod like fabric-carpet

256kdownloads
SmartSpawner
1.21.6

SmartSpawner

A GUI-based spawner plugin that generates items and experience without spawning mobs

195kdownloads
Ice And Fire Smithing
1.21.1fabric

Ice And Fire Smithing

Progression-based smithing for the Ice And Fire mod.

175kdownloads
ClearLag++
1.18

ClearLag++

🎆Trusted on 2800+ Servers🎆⭐Controlls Mob Spawning ⭐Limits Armor Stand⭐Item Frames⭐Laggy Chunkfinder and Unloader⭐And many more features⭐Check it out Yourself⭐1.18-26.1.2⭐Bukkit/Spigot/Paper/PurPur⭐

165kdownloads
Persistent Parrots
1.21.9fabric

Persistent Parrots

Parrots have been 'trained' to remain perched on your shoulders!

162kdownloads
Zombie Horsemen
1.14.4fabric

Zombie Horsemen

Zombie Horsemen is a Minecraft datapack that introduces a new surprise event similar to the Skeleton Trap. When triggered, a zombie riding a zombie horse, equipped with an iron helmet, iron axe, and shield, will spawn to challenge players.

134kdownloads
InstaRestock
1.21fabric

InstaRestock

Instant Restock or Insta Restock makes villagers infinite restock

90kdownloads
Too Much XP (TME)
1.21.5fabric

Too Much XP (TME)

Yeets the laggy XP orbs, whilst still maintaining a high level count

77kdownloads
Create: Dimension, Steamworks Realm
1.21.1neoforge

Create: Dimension, Steamworks Realm

Create: Dimension, Steamworks Realm introduces a brand-new mining-focused dimension, designed for automation and large-scale resource extraction. This world is filled with rich veins of ores

25kdownloads
AutoBuild
1.21.1fabric

AutoBuild

AutoBuild lets you automatically place blocks to build faster and easier in Minecraft. Perfect for large and repetitive builds.

23kdownloads
Name Tag (Craft & Drops)
1.21.6

Name Tag (Craft & Drops)

Adds a crafting recipe + name tags drop from entities when killed

21kdownloads
StackMob
1.21

StackMob

Enhance your server performance by 'stacking' or 'merging' entities.

20kdownloads
Call Your Cat
1.21.6

Call Your Cat

Easily call (whistle) your cat with a goat horn to teleport it to you

19kdownloads
Spawn Chunks Disabled
1.21

Spawn Chunks Disabled

Spawnchunks will no longer be forceloaded

19kdownloads
Anti Enderman Grief
1.21

Anti Enderman Grief

prevent endermen from picking up blocks!

19kdownloads
Lusk
1.20.6

Lusk

Modern, user-friendly skript addon, perfect for beginners and experienced developers.

16kdownloads
PlayerProgress
1.16

PlayerProgress

PlayerProgress is a Minecraft datapack that introduces a leveling system. Earn UP from activities like mining and combat to level up and gain new abilities and rewards.

16kdownloads
PerformanceX
1.19fabric

PerformanceX

Struggling with LAG??? Look no further! PX is an All-in-one server performance suite - 50 modules including item/mob despawn timers, AI throttling, lag machine detection, auto backups, Discord webhooks, Geyser support, and more. 1.8.8-26.2.

14kdownloads
Better Cobblemon Spawns
1.21.1

Better Cobblemon Spawns

I am attempting to update the cobblemon spawn conditions so that pokemon like dratini are easier to find and dont only spawn at Y Level 32 and below.

12kdownloads
Essential PVP Utilities
1.21.11fabric

Essential PVP Utilities

This mod contains many features to give you an advantage when fighting. Contains Fast Block Placements, Wind Charge Optimizer, [Beta] Crystal Optimizer, Faster Strafing and much more.

11kdownloads
Cobblemon - Spawn Controller
1.21.1fabric

Cobblemon - Spawn Controller

Control what spawns on your server without having to change your datapacks around!

11kdownloads
AxMinions
1.20

AxMinions

The Ultimate Minions plugin with great customization and performance!

10kdownloads
Raycasted Anti-ESP
1.21.4

Raycasted Anti-ESP

AntiESP; culls hidden entities, players and tile entities. Blocks Pie-Ray and Freecam. Formerly known as Raycasted Entity Occlusions/REO.

10kdownloads
AntiVillagerLag
1.20

AntiVillagerLag

A way to remove the performance impact of trading halls without sacrificing other villager farms

10kdownloads
Ghastlings Forever
1.21.11fabric

Ghastlings Forever

Make Ghastlings remain babies forever!

8.6kdownloads
MTSAntiCheat
1.21

MTSAntiCheat

This anti-cheat ensures fair gameplay by verifying client mods and textures, blocking hacked clients and unauthorized tools, and giving server owners full visibility and control to keep their SMP secure and competitive.

8.4kdownloads
Moar Bosses
1.21.9

Moar Bosses

Moar Bosses adds 7 types of randomly spawning bosses into your Minecraft world. Each boss has 3-5 unique and crazy magical attacks, and drop cores that can be used to craft magic wands. The bosses have custom textures using Optifine or Reselect or CET.

8.3kdownloads
TradingPlus+
1.21.5neoforge

TradingPlus+

Enhances trading by adding over 280 new trades for villagers, providing a richer and more varied gameplay experience.

7.3kdownloads
MC-Reality Mod
1.21.4

MC-Reality Mod

this is a mod for Minecraft that seeks to transform the game experience into something closer to real life. It includes elements such as needs management (hunger, health, energy), an economy system, work, and the ability to interact with other player

6.7kdownloads
Attack-Blocker
1.21.9fabric

Attack-Blocker

A simple mod that let you control which players you can attack and which not ⚔️❌

6.7kdownloads
VillagerLobotimizer
1.21.11

VillagerLobotimizer

A plugin to lobotomize villagers stuck in a trading hall. Perfect for SMPs looking to increase performance without sacrificing gameplay!

6.6kdownloads